Asus ZenWatch vs. Casio WSD-F20A vs. Fitbit Charge vs. Diesel On Full Guard 2.5 vs. Apple Watch Ultra
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| AsusZenWatchRemove Buy Now | CasioWSD-F20ARemove Buy Now | FitbitChargeRemove Buy Now | DieselOn Full Guard 2.5Remove Buy Now | AppleWatch UltraRemove Buy Now |
Basic Info | |||||
| Suggested Price | $150 | $399 | $130 | $325 | $799 |
| Release | 2014 | 2018 | 2014 | 2018 | 2022 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | NA | 1 day | 7-10 days | 4 days | 36 hrs |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | NA | NA | |||
| Mac | NA | ||||
| Windows | NA | ||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 320 x 320 | 320 x 320 | NA | 454x454 | 502x410 pixels |
| Size | 1.63 inches | 1.32 inches | NA | 1.39 inches | 1.92 inches |
| Touch | NA | ||||
| Type | AMOLED | LCD | OLED | ||
Functions | |||||
| Audio Speaker | |||||
| Clock | LTPO OLED Retina | ||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | IP55 | 5 ATM | 1 ATM | 3 ATM | 10 ATM (100 Meters) |
Notifications | |||||
| Phone | |||||
| Emails | NA | ||||
| Texts | NA | ||||
Software | |||||
| Operating System | Android Wear | Wear OS | NA | Wear OS | WatchOS 9 |
| Apps | |||||
| Music | |||||